Payouts tend to be in the $250 - $5,000 range, IME skewing toward the bottom end for most bugs. If it takes 1-3 weeks to find one valid bug, economically that's not going to make sense for an employed US-based developer to spend their time pursuing. Those figures could allow for an income in the range of $10-$20k, which is ₹1M -- this chart gives an idea of how much money that is:
http://www.numbeo.com/cost-of-living/compare_cities.jsp?coun...